Jiffy bag
n. （邮寄图书用的）有衬垫物夹层的大信封
🧩 词语组成解析
n. 瞬间
bag
[bæɡ]
n. 袋，囊，枕套;钱包，手提皮包，财富;〈英俚〉大量，很多;
vt. 把。。装入袋中，猎获;捕获;得分;抢占;
vi. 松散地垂挂;鼓胀;
🗣️ 情景例句
You'll send yourself to an early grave.
你这样会未老先衰的。
I recognize that he is more clever than I am.
我承认他比我聪明。
At the base of the gold cap, the words 'made in the U.S.A' had been nearly inscribed.
笔帽下方整齐地刻有“美国制造”字样。